Home / 15,807,079.13-21,813,805.64-8,838,004.97

Finding the Fourth Proportional to 15,807,079.13, 21,813,805.64 and 8,838,004.97

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Solution

The fourth proportional to 15,807,079.13, 21,813,805.64 and 8,838,004.97 is: 12,196,467.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,807,079.13 : 21,813,805.64 = 8,838,004.97 : x
  2. Step 2: Convert to fraction form
    15,807,079.13/21,813,805.64 = 8,838,004.97/x
  3. Step 3: Cross multiply
    15,807,079.13x = 21,813,805.64 × 8,838,004.97
  4. Step 4: Simplify right side
    15,807,079.13x = 192,790,522,737,563.53
  5. Step 5: Solve for x
    x = 192,790,522,737,563.53/15,807,079.13
  6. Step 6: Final answer
    x = 12,196,467.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.